| Number | Date | Country | Kind |
|---|---|---|---|
| 151557 | Jun 2013 | CA | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 1418612 | Beard | Jun 1922 | A |
| 1448243 | Wilson | Mar 1923 | A |
| 1507628 | Schuyler | Sep 1924 | A |
| 1542776 | Ingram | Jun 1925 | A |
| 2096882 | Chernosky | Oct 1937 | A |
| 2137832 | Cordes | Nov 1938 | A |
| 2214428 | Miller | Sep 1940 | A |
| 2353412 | Miller | Jul 1944 | A |
| 2505282 | Endsley | Apr 1950 | A |
| 2522444 | Grable | Sep 1950 | A |
| 2568247 | Medearis | Sep 1951 | A |
| 2610690 | Beatty | Sep 1952 | A |
| 2655679 | Grant | Oct 1953 | A |
| 2716455 | Jones, Jr. | Aug 1955 | A |
| 3186722 | Johnston | Jun 1965 | A |
| 3322198 | McHenry | May 1967 | A |
| 4121390 | Hall et al. | Oct 1978 | A |
| 4450905 | Crain | May 1984 | A |
| 4949784 | Evans | Aug 1990 | A |
| 5121794 | Hibdon et al. | Jun 1992 | A |
| 5121796 | Wigington, Sr. | Jun 1992 | A |
| 5150751 | Burton et al. | Sep 1992 | A |
| 5158114 | Botsolas | Oct 1992 | A |
| 5167277 | Evans | Dec 1992 | A |
| 5343943 | Norris et al. | Sep 1994 | A |
| 5351753 | Golson | Oct 1994 | A |
| 5377748 | Gayaut | Jan 1995 | A |
| 5394939 | Walker | Mar 1995 | A |
| 5484024 | Ladd et al. | Jan 1996 | A |
| 5551511 | Holtby | Sep 1996 | A |
| 5634485 | Holtby | Jun 1997 | A |
| 5775419 | Gramlich | Jul 1998 | A |
| 5937947 | Holtby | Aug 1999 | A |
| 6119772 | Pruet | Sep 2000 | A |
| 6199254 | Suresh | Mar 2001 | B1 |
| 6286593 | Holtby | Sep 2001 | B1 |
| 6591916 | Ayling | Jul 2003 | B1 |
| D611566 | Brockington et al. | Mar 2010 | S |
| D635639 | Dzwonczyk | Apr 2011 | S |
| 8245452 | Koteskey | Aug 2012 | B2 |
| 8251151 | Haugen | Aug 2012 | B2 |
| 20020179300 | Gay et al. | Dec 2002 | A1 |
| 20110265992 | Pearson | Nov 2011 | A1 |
| 20140124222 | Holtby | May 2014 | A1 |
| Number | Date | Country |
|---|---|---|
| 2187717 | Apr 1998 | CA |
| 2187717 | Apr 1998 | CA |